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From: =?UTF-8?Q?Hans-Bernhard_Br=c3=b6ker?= <HBBroeker@t-online.de>
Newsgroups: comp.graphics.apps.gnuplot
Subject: Re: Line type defined by data
Date: Sat, 15 Aug 2015 12:40:09 +0200
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Am 15.08.2015 um 02:15 schrieb Janis Papanagnou:
> Currently I am splitting my original data (three columns: date, amount, type)

> Is it possible to avoid the preprocessing of the original data and directly
> determine the line type depending  on column 3 in the data file,

That depends on what that column three actually contains.  It might be 
as simple as specifying an "every" option, or you could use the ternary 
operator, or filter the file on-the-fly using the "< ..." special file.